<template>
	<div class="login_container">
		<div class="login_box">
			<div class="avator">
				<img src="../assets/logo.png" alt="">
			</div>
			<el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" class="login_form">
				<el-form-item prop="username">
					<el-input v-model="loginForm.username" prefix-icon="iconfont icon-user"></el-input>
				</el-form-item>
				<el-form-item prop="password">
					<el-input type="password" v-model="loginForm.password" prefix-icon="iconfont icon-suo"></el-input>
				</el-form-item>
				<el-form-item class="btns">
					<el-button type="primary" @click="login">登录</el-button>
					<el-button type="info" @click="resetLoginForm">重置</el-button>
				</el-form-item>
			</el-form>
		</div>
	</div>
</template>

<script>
	export default {
		data() {
			return {
				loginForm: {
					username: 'admin',
					password: '123456'
				},
				loginFormRules: {
					username: [
						{ required: true, message: '请输入用户名', trigger: 'blur' }
					],
					password: [
						{ required: true, message: '请输入密码', trigger: 'blur' }
					]
				}
			}
		},
		methods: {
			resetLoginForm() {
				this.$refs.loginFormRef.resetFields();
			},
			login() {
				this.$refs.loginFormRef.validate(async valid => {
					if (!valid) return;
					const { data: res } = await this.$http.post('login', this.loginForm);
					if(res.meta.status !== 200) return this.$message.error('登录失败');
					this.$message.success('登录成功');
					window.sessionStorage.setItem('token', res.data.token);
					this.$router.push("/home");
				})
			}
		}
	}
</script>

<style lang="less" scoped>
	.login_container {
		background-color: #2b4b6b;
		height: 100%;
	}

	.login_box {
		width: 450px;
		height: 300px;
		border-radius: 5px;
		background-color: #fff;
		position: absolute;
		top: 50%;
		left: 50%;
		transform: translate(-50%, -50%);
	}

	.avator {
		width: 130px;
		height: 130px;
		border: 1px solid #eee;
		border-radius: 50%;
		padding: 10px;
		box-shadow: 0 0 10px #ddd;
		position: absolute;
		left: 50%;
		transform: translate(-50%, -50%);
		background-color: #fff;

		img {
			width: 100%;
			height: 100%;
			border-radius: 50%;
			background-color: #eee;
		}
	}
	
	.btns {
		display: flex;
		justify-content: flex-end;
	}
	
	.login_form {
		position: absolute;
		bottom: 0;
		width: 100%;
		padding: 20px;
		box-sizing: border-box;
	}
</style>
